From 42ad44d1fea072d23f2e0067bca4ba6bc0b2a523 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 4 Sep 2023 10:57:43 +0200 Subject: Adding upstream version 1.42.2. Signed-off-by: Daniel Baumann --- exporting/prometheus/prometheus.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) (limited to 'exporting/prometheus/prometheus.c') diff --git a/exporting/prometheus/prometheus.c b/exporting/prometheus/prometheus.c index 9f24ba1b0..90be5d455 100644 --- a/exporting/prometheus/prometheus.c +++ b/exporting/prometheus/prometheus.c @@ -335,6 +335,7 @@ void format_host_labels_prometheus(struct instance *instance, RRDHOST *host) struct format_prometheus_chart_label_callback { BUFFER *labels_buffer; + const char *labels_prefix; }; static int format_prometheus_chart_label_callback(const char *name, const char *value, RRDLABEL_SRC ls, void *data) { @@ -368,7 +369,7 @@ void format_chart_labels_prometheus(struct format_prometheus_chart_label_callbac else { plabel->labels_buffer = buffer_create(1024, NULL); } - buffer_sprintf(plabel->labels_buffer, "chart=\"%s\",dimension=\"%s\",family=\"%s\"", chart, dim, family); + buffer_sprintf(plabel->labels_buffer, "%1$schart=\"%2$s\",%1$sdimension=\"%3$s\",%1$sfamily=\"%4$s\"", plabel->labels_prefix, chart, dim, family); rrdlabels_walkthrough_read(st->rrdlabels, format_prometheus_chart_label_callback, plabel); } @@ -454,6 +455,7 @@ static int print_host_variables_callback(const DICTIONARY_ITEM *item __maybe_unu struct gen_parameters { const char *prefix; + const char *labels_prefix; char *context; char *suffix; @@ -525,12 +527,12 @@ static void generate_as_collected_prom_metric(BUFFER *wb, if (!homogeneous) buffer_sprintf(wb, "_%s", p->dimension); - buffer_sprintf(wb, "%s{chart=\"%s\"", p->suffix, p->chart); + buffer_sprintf(wb, "%s{%schart=\"%s\"", p->suffix, p->labels_prefix, p->chart); if (homogeneous) - buffer_sprintf(wb, ",dimension=\"%s\"", p->dimension); + buffer_sprintf(wb, ",%sdimension=\"%s\"", p->labels_prefix, p->dimension); - buffer_sprintf(wb, ",family=\"%s\"", p->family); + buffer_sprintf(wb, ",%sfamily=\"%s\"", p->labels_prefix, p->family); rrdlabels_walkthrough_read(chart_labels, format_prometheus_chart_label_callback, &local_label); @@ -598,7 +600,7 @@ static void rrd_stats_api_v1_charts_allmetrics_prometheus( char labels[PROMETHEUS_LABELS_MAX + 1] = ""; if (allhosts) { - snprintfz(labels, PROMETHEUS_LABELS_MAX, ",instance=\"%s\"", hostname); + snprintfz(labels, PROMETHEUS_LABELS_MAX, ",%sinstance=\"%s\"", instance->config.label_prefix, hostname); } if (instance->labels_buffer) @@ -624,8 +626,9 @@ static void rrd_stats_api_v1_charts_allmetrics_prometheus( // for each chart RRDSET *st; - static struct format_prometheus_chart_label_callback plabels = { + struct format_prometheus_chart_label_callback plabels = { .labels_buffer = NULL, + .labels_prefix = instance->config.label_prefix, }; STRING *prometheus = string_strdupz("prometheus"); @@ -684,6 +687,7 @@ static void rrd_stats_api_v1_charts_allmetrics_prometheus( struct gen_parameters p; p.prefix = prefix; + p.labels_prefix = instance->config.label_prefix; p.context = context; p.suffix = suffix; p.chart = chart; -- cgit v1.2.3